51061640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4241}}^1$

素因数の和:4302

約数の個数: 64

約数和(自身を含む): 134386560

約数和(自身を除く): 83324920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 4241, 6020, 8482, 12040, 16964, 21205, 29687, 33928, 42410, 59374, 84820, 118748, 148435, 169640, 182363, 237496, 296870, 364726, 593740, 729452, 911815, 1187480, 1276541, 1458904, 1823630, 2553082, 3647260, 5106164, 6382705, 7294520, 10212328, 12765410, 25530820, 51061640]

約数ペア:

[(1, 51061640), (2, 25530820), (4, 12765410), (5, 10212328), (7, 7294520), (8, 6382705), (10, 5106164), (14, 3647260), (20, 2553082), (28, 1823630), (35, 1458904), (40, 1276541), (43, 1187480), (56, 911815), (70, 729452), (86, 593740), (140, 364726), (172, 296870), (215, 237496), (280, 182363), (301, 169640), (344, 148435), (430, 118748), (602, 84820), (860, 59374), (1204, 42410), (1505, 33928), (1720, 29687), (2408, 21205), (3010, 16964), (4241, 12040), (6020, 8482)]